having spirally-wound wires

Patents Grantslast 30 patents

  • Information Patent Grant

    High inertance liquid piston engine-compressor and method of use th...

    • Patent number 8,297,237
    • Issue date Oct 30, 2012
    • Vanderbilt University
    • Eric J. Barth
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel-economy and emission-control device for internal combustion en...

    • Patent number 4,715,354
    • Issue date Dec 29, 1987
    • Roberto Longobardi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Frusto-conical, spiral fuel economization and pollution reduction d...

    • Patent number 4,187,819
    • Issue date Feb 12, 1980
    • Roberto Longobardi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Intake system with focusing means

    • Patent number 4,015,575
    • Issue date Apr 5, 1977
    • Fox; Bryce J.
    • Albert H. Fox
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1780130

    • Patent number 1,780,130
    • Issue date Oct 28, 1930
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1614477

    • Patent number 1,614,477
    • Issue date Jan 18, 1927
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1503004

    • Patent number 1,503,004
    • Issue date Jul 29, 1924
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1490233

    • Patent number 1,490,233
    • Issue date Apr 15, 1924
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1481413

    • Patent number 1,481,413
    • Issue date Jan 22, 1924
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1481411

    • Patent number 1,481,411
    • Issue date Jan 22, 1924
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1473052

    • Patent number 1,473,052
    • Issue date Nov 6, 1923
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1359279

    • Patent number 1,359,279
    • Issue date Nov 16, 1920
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1192435

    • Patent number 1,192,435
    • Issue date Jul 25, 1916
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents